Tighter & Tighter

Recording by Soundgarden.

Recording identifiers

ISRC
USAM19602236
CopyrightID (CopyrightChains transaction hash)
0x1064bf169a28fa7a8a7c56cce2236713726cc1da0d40e35908634b7be80dd58a
Copyright registration time
2026-06-04T15:52:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:8652d5d129cd4e71a6840a5c0dc773202b87e9acca7ecea5e3454ae8e34a24f7

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.